Listes faunistiques invertébrés
BRAS DU LAC A BRION 06086000
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| Date prélèvement | 22/07/2019 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 7 |
| Variété taxonomique | 37 |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 10.0 | dominant |
| Hydrophytes | 52.0 | dominant |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 2.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 23.0 | dominant |
| Helophytes | 5.0 | dominant |
| Vases | 1.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | B |
| P2 | Pierres, galets | Lente | A |
| P3 | Hydrophytes | Moyenne | C |
| P4 | Blocs | Nulle | A |
| P5 | Helophytes | Lente | B |
| P6 | Granulats | Moyenne | C |
| P7 | Litieres | Nulle | A |
| P8 | Branchage, racines | Nulle | A |
| P9 | Hydrophytes | Nulle | C |
| P10 | Hydrophytes | Moyenne | B |
| P11 | Granulats | Lente | B |
| P12 | Hydrophytes | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 4 | 49 | 17 |
| Goeridae | 286 | 1 | 4 | 4 |
| Hydropsychidae | 211 | 6 | ||
| Hydropsyche | 212 | 5 | 1 | |
| Hydroptila | 200 | 1 | 7 | 28 |
| Athripsodes | 311 | 4 | ||
| Mystacides | 312 | 13 | 1 | 5 |
| Oecetis | 317 | 1 | 10 | 33 |
| Limnephilinae | 3163 | 1 | ||
| Polycentropodidae | 223 | 6 | ||
| Neureclipsis | 236 | 5 | 4 | 4 |
| Polycentropus | 231 | 12 | 13 | |
| Psychomyiidae | 238 | 1 | ||
| Psychomyia | 239 | 1 | 3 | 1 |
| Tinodes | 245 | 2 | 1 | |
| Baetis | 364 | 4 | 1 | |
| Centroptilum | 383 | 1 | 1 | |
| Ephemerella ignita | 451 | 2 | 1 | |
| Ephemera | 502 | 1 | ||
| Laccophilinae | 2394 | 3 | ||
| Elmis | 618 | 6 | 48 | 53 |
| Esolus | 619 | 1 | ||
| Limnius | 623 | 5 | 2 | |
| Oulimnius | 622 | 17 | 14 | |
| Riolus | 625 | 1 | 1 | 1 |
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 5 | 4 | 3 |
| Chironomidae | 807 | 89 | 338 | 175 |
| Limoniidae | 757 | 4 | 31 | |
| Simuliidae | 801 | 1 | 176 | 60 |
| Calopteryx | 650 | 3 | 4 | |
| Coenagrionidae | 658 | 2 | ||
| Libellula | 697 | 1 | ||
| Platycnemis | 657 | 7 | 9 | |
| Sialis | 704 | 2 | 1 | |
| Ostracoda | 3170 | 3 | ||
| Asellidae | 880 | 3 | ||
| Gammarus | 892 | 17 | 365 | 100 |
| Acroloxus | 1033 | 3 | 3 | |
| Ancylus | 1028 | 1 | ||
| Bithynia | 994 | 22 | 5 | 18 |
| Physella | 19280 | 1 | 35 | |
| Planorbidae | 1009 | 2 | 4 | 54 |
| Dreissena | 1046 | 2 | ||
| Sphaeriidae | 1042 | 83 | 18 | 96 |
| Pisidium | 1043 | 6 | 7 | 4 |
| Tricladida | 1054 | 1 | ||
| Dugesiidae | 1055 | 2 | 2 | 3 |
| Planariidae | 1061 | 1 | 1 | 2 |
| Erpobdellidae | 928 | 5 | 5 | |
| Glossiphoniidae | 908 | 2 | 6 | |
| Oligochaeta | 933 | 6 | 4 | 7 |
| Nematoda | 1089 | 3 | ||
| Spongillidae | 3106 | 3 | ||
| Hydracarina | 906 | 3 | 3 |